Example of the Auger Rod failure [SA-20]
Product Information of "Example of the Auger Rod failure"
Problems that plague the field in pile construction is underground obstacles, such as on a Boulder.

Contains the corruption examples of Rod seemed bored pile ＰＨＣ with this content per vibration occurring in construction by pre-boring process on a large Boulder, and a long continuous load operations. Describes waveform feature hit the underground obstacles and the correlation integral current value and Ｎ value of the other.
